But again, these are the extreme circumstance that do make a difference, such as I said, a homeless person, of course, income will make a difference to that person.

这些是能产生区别的,极端情况，比如我举的无家可归者的例子，收入当然会改善他的境遇。

哈佛公开课 - 幸福课课程节选

There is a homeless person " and--but these are day-to-day moral questions we struggle with all the time and so there's a centrality in the study of how we do moral reasoning.

又有一个流浪汉走来了“,这些就是我们每天,都要应付的道德问题,所以这当中有一个中心,存在于我们的道德推理研究中。

耶鲁公开课 - 心理学导论课程节选

Now this does not mean that a person who doesn't have enough food, someone who is homeless on the streets here, gets an extra thousand or two thousand dollars a month-- that of course will make him or her much happier.

并不是说一个没有足够食物，一个无家可归，流落街头的人，每个月多有一两千美元-,那当然会让他或她更快乐。

哈佛公开课 - 幸福课课程节选